CN114405705B - An automatic paint spraying device for the production of spherical steel components - Google Patents

Abstract

The invention relates to the technical field of automatic paint spraying equipment, in particular to an automatic paint spraying device for the production of spherical steel components, comprising a bracket and a placing rack, wherein a vertically arranged circular ring frame is fixed on the top of the bracket, and a An inner gear ring is rotatably installed on the side outer wall, the inner gear ring and the circular ring frame are coaxially arranged, an electronically controlled telescopic assembly is arranged between the bracket and the inner gear ring, and one side outer wall of the circular ring frame is provided with multiple A circular hole is installed inside the circular hole with a driven component adapted to the internal gear ring, and the outer wall of the side of the circular frame facing away from the internal gear ring is installed with three push components adapted to the driven component. The three push assemblies are distributed in equidistant semi-circles, one of the push assemblies is installed with a cylindrical table, the other two push assemblies are installed with contact assemblies, and each push assembly is With the connecting rod assembly installed, the present invention can automatically adjust the spray distance and spray range.

Description

An automatic paint spraying device for the production of spherical steel components

technical field

The invention relates to the technical field of automatic painting equipment, in particular to an automatic painting device for the production of spherical steel components.

Background technique

The steel component system has comprehensive advantages such as light weight, factory-like manufacturing, fast installation, short construction period, good seismic performance, fast investment recovery, and less environmental pollution. The unique advantages of three aspects of development, in the global scope, especially in developed countries and regions, steel components have been reasonably and widely used in the field of construction engineering.

The publication number is: CN210815877U The Chinese utility model discloses a semi-automatic spraying device for the production of steel components. It includes a frame and conveying rollers arranged along the longitudinal direction of the frame, the conveying rollers are arranged on the frame at intervals, the rollers are sleeved on the frame, and roller frames are arranged on both sides of the rollers. The bottom is provided with a driving roller for driving the rotation of the drum, the driving roller is arranged coaxially with the drum, the other side of the drum away from the driving roller is provided with a passive roller, the inner side of the drum is provided with a spraying seat, the spraying seat There are spray nozzles on it. The above utility model provides a semi-automatic spraying device for the production of steel components, which utilizes the setting of the conveying roller to realize the transmission of the steel components, and utilizes the rotation of the rollers to realize the multi-angle spraying of the steel components, thereby improving the production efficiency and solving the problem. The technical problem of low efficiency in existing spraying.

There are still problems in the above technology as follows: although the workpiece can be sprayed from multiple angles, when the nozzle is closer to the part to be sprayed, the paint color is darker, which leads to different paint effects on spherical steel members of different sizes; The paint spraying device that adjusts the distance between the spray head and the parts to be sprayed needs to be re-adjusted and arranged before it can be used, and repeated debugging steps need to be added, the operation is cumbersome, and the adjustment distance is inconvenient to control.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an automatic paint spraying device for the production of spherical steel components, so as to solve at least one of the problems raised in the above-mentioned background art.

The technical scheme of the present invention is: an automatic paint spraying device for the production of spherical steel components, comprising a bracket and a placing rack, a vertically arranged circular ring frame is fixed on the top of the bracket, and one side outer wall of the circular ring frame is rotatably installed There is an inner gear ring, the inner gear ring and the ring frame are coaxially arranged, an electronically controlled telescopic assembly is arranged between the bracket and the inner gear ring, and a plurality of circular holes are opened on one side of the outer wall of the ring frame, The inside of the circular hole is equipped with a driven component adapted to the internal gear ring, and the outer wall of the side of the circular frame away from the internal gear ring is equipped with three push components adapted to the driven component, three The push assemblies are distributed in equidistant semi-circles, one of the push assemblies is installed with a cylindrical table, the other two push assemblies are installed with contact assemblies, and each push assembly is installed with a connecting rod The three connecting rod assemblies form a fixed fit with the placement frame. The placement frame faces the annular frame with a nozzle assembly installed on the connecting rod assembly at the bottom of the middle of the annular frame. A transmission assembly is installed, and the transmission assembly is adapted to the nozzle assembly. Preferably, the connecting rod assembly includes a second connecting rod, a third connecting rod with a straight slot opening in the outer side wall, a first fixing plate, a second fixing plate and a second connecting rod. Fixing rod 1, the fixing plate 1 is fixed to one side of the outer wall of the ring frame, the fixing plate 2 is installed on the push assembly, one end of the connecting rod 2 and one end of the connecting rod The outer side wall of the third rod forms a rotating fit with one end of the fixed plate one, one end of the second fixed plate is fixed with one end of the first fixed rod, the first fixed rod is slidably installed on the inner wall of the straight slot through opening, and the second connecting rod The other end is fixed with the placing frame, the transmission assembly includes a hydraulic cylinder, a fixing block, a fixing block 2, a fixing rod 2 and a piston rod with a T-shaped cross-section, the piston rod is slidably installed on the inner side wall of the hydraulic cylinder Above, the two ends of the hydraulic cylinder are respectively provided with a through hole 1 and a through hole 2, the through hole 1 and the piston rod are located at the same end, the fixing block 1 fixes one end of the hydraulic cylinder, and the fixing block 1 is connected to the through hole. The second hole is located at the same end, the second fixing block forms a rotational fit with the outer wall of one end of the fixing block 1, and the outer wall at one end of the piston rod forms a rotational fit with the fixing rod 2, and one end of the fixing rod 2 is fixed on the connecting rod 2 , the bottom of the second fixed block is fixed with the third connecting rod, and the nozzle assembly includes a water pipe, a fixed cylinder, a liquid inlet cylinder, a fixed plate three, a moving plate, a gear three, two sector blocks, two connecting rods, two A straight rack, a fan-shaped nozzle and a moving column with a T-shaped cross-section, the water pipe runs through the placement rack, the fan-shaped nozzle is inserted into one end of the water pipe, and the outer side walls of one end of the two connecting rods are respectively rotated and installed on the fan-shaped nozzle. The outer walls on both sides of the spray head, the two connecting rods are symmetrical in the center, the fan-shaped block is slidably installed on the inner side wall of the fan-shaped spray head, the two fan-shaped blocks are respectively fixed to the two connecting rods, and the two gears are three. They are respectively fixed on the outer walls on both sides of the connecting rod that are away from each other. The center point of the third gear is located on the rotation center axis of the connecting rod. The third fixing plate is fixed on the outer side wall of the water pipe. A plurality of guide posts are fixed on the outer wall, and the guide posts move through The two straight racks are fixed on the outer wall of one side of the moving plate and are symmetrical in the center. The moving column is slidably installed on the inner side wall of the fixed cylinder, the liquid inlet cylinder is inserted into the end of the fixed cylinder away from the fan-shaped spray head, the moving column is fixedly connected with the moving plate, and the spray head assembly further comprises an external thread cylinder, A restrictor block and a shunt cylinder, the shunt cylinder is inserted on the outer side wall of the water pipe, an installation cylinder is inserted into the outer side wall of the shunt cylinder, the external thread cylinder is connected with the installation cylinder through threads, and the current restrictor block slides It is installed on the inner wall of the external thread cylinder, and the external thread cylinder is communicated with the first through hole through a hose.

Preferably, the electronically controlled telescopic assembly includes an electric telescopic rod and a connecting rod, one end of the electric telescopic rod is in a rotational fit with one side outer wall of the bracket, and one end of the connecting rod is a telescopic end of the electric telescopic rod. The side outer wall forms a rotation fit, and the other end of the first connecting rod is fixed with the outer side wall of the inner gear ring.

Preferably, the driven assembly includes a rotating shaft, a first gear and a second gear, the rotating shaft is rotatably mounted on the inner wall of the circular hole, the first gear and the second gear are respectively fixed on both ends of the rotating shaft, the The outer teeth of the first gear mesh with the inner teeth of the inner gear ring.

Preferably, the push assembly includes a T-shaped guide rail and a spur-toothed plate, the T-shaped guide rail is fixed on one side outer wall of the ring frame, and an outer wall of one end of the spur-toothed plate is provided with a T-shaped guide rail. A chute, the spur-tooth plate is slidably installed on the T-shaped guide rail through the chute, the spur-tooth plate is engaged with the second gear, and the fixing plate II is fixed to one side outer wall of the spur-tooth plate.

Preferably, the contact assembly includes a concave plate and a contact roller, the concave plate is fixedly connected to one end of the straight-tooth plate located in a horizontal position, the contact roller is placed vertically and two ends are respectively connected to the concave plate The top and bottom of the inner side wall of the inner wall form a rotating fit, a small motor is installed on the top of one of the concave plates, and the output shaft of the small motor is fixedly connected with the contact roller.

Preferably, the cylindrical table is fixed to the top of the spur gear plate at the bottom position, the circular surface of the top of the cylindrical table is recessed inward to form a conical pit, and the outer side wall of the cylindrical table facing the nozzle assembly is provided with A fan-shaped notch, the inner side wall of the pit is provided with a plurality of ball grooves, and a ball block is rotatably installed in the inner side of the ball groove.

The present invention provides an automatic paint spraying device for the production of spherical steel components through improvement, which has at least one of the following improvements and advantages compared with the prior art:

One: the second fixing plate of the present invention moves inward synchronously with the straight tooth plate, the upper fixing rod 1 of the fixing plate 2 drives one end of the third connecting rod to rotate counterclockwise by means of the straight slot through opening, and the other ends of the three connecting rods 3 rotate counterclockwise. Simultaneously pull the second connecting rod inward, the three connecting rod two pull the placing frame toward the spherical steel member, the piston rod in the transmission assembly is pressed into the hydraulic cylinder, and the hydraulic oil at the bottom of the hydraulic cylinder is pressed into the fixed cylinder , and the hydraulic oil in the external thread cylinder is sucked into the hydraulic cylinder. When the hydraulic oil is pressed into the fixed cylinder, the hydraulic oil will push out the moving column, and the moving plate moves synchronously with the moving column. The rack moves synchronously with the moving plate, the two gears rotate in opposite directions, and the fan-shaped blocks are close to each other. At this time, the spraying range of the paint becomes smaller; in this way, the spraying distance and spraying range can be automatically adjusted according to the size and position of the spherical steel member, which is convenient and fast;

Second: the hydraulic oil in the external threaded cylinder passed by the present invention is sucked into the hydraulic cylinder, and the restrictor block is pulled out. At this time, the flow rate becomes larger, and the injection pressure of the water pipe is reduced, preventing the injection pressure from being too large and making it impossible for the spray paint to be completed. Fan-shaped expansion, which reduces the amount of spray paint and prevents waste by means of diverting and decompressing;

Third: the present invention places the spherical steel member in the pit on the top of the cylindrical table, the spherical steel member is in contact with the ball block, and after it is determined to be placed, the electric telescopic rod is controlled to extend, and the electric telescopic rod is controlled by the connecting rod-internal gear ring. Turning clockwise, the first gear in the driven assembly is driven by the inner teeth of the inner gear ring, so that the first gear rotates clockwise, the first gear and the second gear are fixed on the same rotating shaft, the second gear rotates synchronously with the gear one, and the third gear rotates synchronously. The spur-toothed plates move inward synchronously until the contact roller contacts the spherical steel member, so that the spherical steel members of different sizes can be clamped.

Description of drawings

Below in conjunction with accompanying drawing and embodiment, the present invention is further explained:

Fig. 1 is the first perspective three-dimensional structure schematic diagram of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the second viewing angle of the present invention;

Fig. 3 is the front view structure schematic diagram of the present invention;

Fig. 4 is the enlarged structural schematic diagram of A place of Fig. 3;

Fig. 5 is the right side view structure schematic diagram of the present invention;

Fig. 6 is the rear view sectional structure schematic diagram of the present invention;

7 is a schematic perspective view of the first perspective structure of the nozzle assembly of the present invention;

8 is a schematic perspective view of the nozzle assembly of the present invention from a second perspective;

FIG. 9 is an enlarged schematic view of the structure at B in FIG. 6 .

Description of reference numbers:

1. Bracket; 2. Electric telescopic rod; 3. Connecting rod 1; 4. Gear 1; 5. Cylindrical table; 6. Internal gear ring; 7. Contact roller; 8. Concave plate; 9. Small motor; 10. Straight tooth plate; 11. Ring frame; 12. Nozzle assembly; 13. Placement frame; 14. Connecting rod two; 15. Connecting rod three; 16. Fixed plate one; 17. Fixed plate two; 18. Gear two; 19 , transmission assembly; 20, fixed rod one; 21, water pipe; 22, fixed cylinder; 23, liquid inlet cylinder; 24, fixed plate three; 25, moving plate; 26, moving column; 27, guide column; 28, gear three ; 29, sector block; 30, connecting rod; 31, straight rack; 32, sector nozzle; 33, external thread cylinder; 34, restrictor block; 35, shunt cylinder; 191, hydraulic cylinder; 192, piston rod; 193 , Fixed block one; 194, fixed block two; 195, fixed rod two.

Detailed ways

The present invention will be described in detail below, and the technical solutions in the embodiments of the present invention will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

The present invention provides an automatic paint spraying device for the production of spherical steel components by improving, and the technical scheme of the present invention is:

As shown in Figures 1-9, an automatic paint spraying device for the production of spherical steel components includes a bracket 1 and a placement rack 13. Both the bracket 1 and the placement rack 13 exist in the prior art, and are made of aluminum alloys. For plates, steel components, etc.;

A vertical ring frame 11 is fixed on the top of the bracket 1, an inner gear ring 6 is rotatably mounted on one outer wall of the ring frame 11, the inner gear ring 6 and the ring frame 11 are coaxially arranged, and the bracket 1 and the inner gear ring An electronically controlled telescopic assembly is arranged between 6, and the electronically controlled telescopic assembly is used to make the inner gear ring 6 rotate clockwise or counterclockwise;

One side of the outer wall of the circular frame 11 is provided with a plurality of circular holes, the inside of the circular holes is equipped with a driven component that is adapted to the inner gear ring 6, and the outer wall of the circular frame 11 away from the inner gear ring 6 is installed with a driven component. Three push assemblies adapted to the driven assembly, one of the push assemblies is installed with a cylindrical table 5, the other two push assemblies are installed with contact assemblies at positions close to one end, and each push assembly is installed with a connecting rod assembly , the three connecting rod assemblies are fixedly matched with the placement frame 13, and the placement frame 13 is installed with a nozzle assembly 12 on one side facing the ring frame 11, and the nozzle assembly 12 is used for painting; as shown in Figures 1 and 2, the two The contact components are arranged horizontally and symmetrical to each other, the cylindrical table 5 is vertically arranged, and the cylindrical table 5 is located between the two contact components.

A transmission assembly 19 is installed on the connecting rod assembly at the middle bottom position of the annular frame 11, and the transmission assembly 19 is adapted to the nozzle assembly 12. It can be seen from the above structure that the electronically controlled telescopic assembly makes the inner gear ring 6 rotate, The inner gear ring 6 drives the three driven components to work synchronously, the driven components make the corresponding push components work, thereby fixing the spherical steel member, and the three push components synchronously drive the three link components to work synchronously, and the three link components work synchronously. assembly to regulate the distance between the showerhead assembly 12 and the spherical steel member.

Further, the connecting rod assembly includes the second connecting rod 14, the third connecting rod 15 with a straight slot opening in the outer side wall, the first fixing plate 16, the second fixing plate 17 and the first fixing rod 20, the first fixing plate 16 and the ring frame 11. One side of the outer wall of the connecting rod is fixed, the second fixing plate 17 is installed on the push assembly, one end of the connecting rod 2 14 forms a rotational fit with one end of the third connecting rod 15, and the outer side wall of the third connecting rod 15 forms a rotating fit with one end of the fixing plate 1 16. One end of the fixing plate 2 17 is fixed with one end of the fixing rod 1 20 , the fixing rod 1 20 is slidably installed on the inner wall of the straight slot opening, and the other end of the connecting rod 2 14 is fixed with the placing frame 13 .

With the above structure: with reference to Figures 2-4, the second fixing plate 17 moves inward synchronously with the push assembly, and the upper fixing rod 1 20 of the second fixing plate 17 drives one end of the connecting rod 3 15 to rotate counterclockwise by means of the straight slot through opening, The other ends of the three connecting rods 15 simultaneously pull the second connecting rod 14 inward, and the three connecting rods 2 14 pull the placing frame 13 toward the spherical steel member, which can be used to adjust the distance between the nozzle assembly 12 and the spherical steel member .

Further, the transmission assembly 19 includes a hydraulic cylinder 191 fixing block 1 193 , fixing block 2 194 , fixing rod 2 195 and a piston rod 192 with a T-shaped structure in cross section. The piston rod 192 is slidably installed on the inner side wall of the hydraulic cylinder 191 . Both ends of the hydraulic cylinder 191 are respectively provided with a through hole 1 and a through hole 2, the through hole 1 is located at the same end as the piston rod 192, the fixing block 1 193 fixes one end of the hydraulic cylinder 191, and the fixing block 1 193 is located at the same end with the through hole 2 , the second fixed block 194 forms a rotational fit with the outer wall of one end of the fixed block 1 193, the outer wall of one end of the piston rod 192 forms a rotational fit with the second fixed rod 195, and one end of the second fixed rod 195 is fixed on the second connecting rod 14, and the second fixed block 194 The bottom is fixed with connecting rod three 15.

Further, the nozzle assembly 12 includes a water pipe 21, a fixed cylinder 22, a liquid inlet cylinder 23, a fixed plate 24, a moving plate 25, a third gear 28, two sector blocks 29, two connecting rods 30, and two straight racks. 31. The fan-shaped nozzle 32 and the moving column 26 with a T-shaped structure in cross section, the water pipe 21 runs through the placement rack 13, the fan-shaped nozzle 32 is inserted into one end of the water pipe 21, and the outer side walls of one end of the two connecting rods 30 are respectively rotated and installed on the fan-shaped nozzle. 32 on both sides of the outer walls, the two connecting rods 30 are symmetrical in the center, the fan-shaped block 29 is slidably installed on the inner side wall of the fan-shaped nozzle 32, the two fan-shaped blocks 29 are respectively fixed with the two connecting rods 30, and the two gears 28 are respectively fixed On the outer walls on both sides of the connecting rod 30 away from each other, the center point of the third gear 28 is located on the rotation center axis of the connecting rod 30, the third fixing plate 24 is fixed on the outer side wall of the water pipe 21, and one side outer wall of the third fixing plate 24 is fixed There are a plurality of guide columns 27, the guide columns 27 penetrate the moving plate 25, two straight racks 31 are fixed on one side outer wall of the moving plate 25 and are centrally symmetric, and the two straight racks 31 are respectively meshed with the two gears 28. , the fixed cylinder 22 is fixed on the outer side wall of the water pipe 21, the movable column 26 is slidably installed on the inner side wall of the fixed cylinder 22, the liquid inlet cylinder 23 is inserted into the end of the fixed cylinder 22 away from the fan-shaped nozzle 32, the movable column 26 and the movable plate 25 is fixedly connected, and it needs to be explained here that the liquid inlet cylinder 23 and the through hole 2 are connected by a hose. When the hydraulic oil is pressed into the fixed cylinder 22, the hydraulic oil will push out the moving column 26, and the moving plate 25 will follow. The moving column 26 moves synchronously, and the two centrally symmetrical spur gear racks 31 move synchronously with the moving plate 25 .

With the above structure: when the angle between the second connecting rod 14 and the third connecting rod 15 becomes smaller, that is, the piston rod 192 will be pressed into the hydraulic cylinder 191, and the hydraulic oil at the bottom of the hydraulic cylinder 191 will be pressed into the fixed cylinder. 22, and the hydraulic oil in the external thread cylinder 33 is sucked into the hydraulic cylinder 191. When the hydraulic oil is pressed into the fixed cylinder 22, the hydraulic oil pushes out the moving column 26, and the moving plate 25 moves synchronously with the moving column 26. , the two centrally symmetrical spur racks 31 move synchronously with the moving plate 25 to regulate the spraying amount and spraying range of the nozzle assembly 12. If the moving column 26 is pushed out, the moving plate 25 moves synchronously with the moving column 26, and the two The centrally symmetrical spur rack 31 moves synchronously with the moving plate 25, and the spur rack 31 drives the gear three 28 meshing with it to rotate. It can be seen from Figures 7 and 8 that the two gear three 28 rotate in opposite directions, and the sector blocks 29 are close to each other. The fan-shaped angle between the fan-shaped blocks 29 becomes smaller, and the spraying range of the paint becomes smaller at this time.

Further, the nozzle assembly 12 also includes an external thread cylinder 33, a restrictor block 34 and a diverter cylinder 35. The diverter cylinder 35 is inserted into the outer side wall of the water pipe 21, and the outer side wall of the diverter cylinder 35 is inserted with a mounting cylinder. 33 is connected with the installation cylinder through threads, the restrictor block 34 is slidably installed on the inner wall of the externally threaded cylinder 33, and the externally threaded cylinder 33 is communicated with the first through hole through a hose.

It can be seen from the above structure that if the piston rod 192 is pressed into the hydraulic cylinder 191, the hydraulic oil in the external thread cylinder 33 is sucked into the hydraulic cylinder 191, and the restrictor block 34 is pulled out, and the flow rate becomes larger at this time. The spray pressure of the water pipe 21 is reduced, so that the flow rate of the water pipe 21 is reduced, and the spray amount of the entire spray head assembly 12 is reduced.

Further, the electronically controlled telescopic assembly includes an electric telescopic rod 2 and a connecting rod 1 3. One end of the electric telescopic rod 2 forms a rotating fit with one side outer wall of the bracket 1, and one end of the connecting rod 1 3 is connected with the telescopic end 1 of the electric telescopic rod 2. The side outer wall forms a rotational fit, and the other end of the connecting rod 3 is fixed with the outer side wall of the inner gear ring 6 .

With the above structure: combined with Fig. 5, the electric telescopic rod 2 is controlled to extend, and the electric telescopic rod 2 drives the internal gear ring 6 to rotate clockwise through the connecting rod 1 3, and the rotation of the internal gear ring 6 can drive the driven component to work.

Further, the driven assembly includes a rotating shaft, a gear one 4 and a gear two 18, the rotating shaft is rotatably installed on the inner wall of the round hole, the gear one 4 and the gear two 18 are respectively fixed on both ends of the rotating shaft, and the gear one 4 The external teeth of the gear mesh with the internal teeth of the internal gear ring 6 .

With the above structure: when the gear one 4 is driven by the inner teeth of the inner gear ring 6, since the gear one 4 and the gear two 18 are fixed on the same rotating shaft, the gear two 18 can rotate synchronously with the gear one 4, and the gear two 18 Drive the corresponding push components to work, thereby fixing the spherical steel member.

Further, the push assembly includes a T-shaped guide rail and a spur-toothed plate 10, the T-shaped guide rail is fixed on one side outer wall of the ring frame 11, and an outer wall of one end of the spur-toothed plate 10 is provided with a chute adapted to the T-shaped guide rail. , the straight tooth plate 10 is slidably installed on the T-shaped guide rail through the chute, the straight tooth plate 10 is engaged with the second gear 18, the fixed plate two 17 is fixed with one side outer wall of the straight tooth plate 10,

With the above structure: when the second gear 18 and the first gear 4 rotate synchronously clockwise, it can be seen from FIG. 2 that the three spur-tooth plates 10 move inward synchronously.

Summarize the above structure: control the extension of the electric telescopic rod 2, the electric telescopic rod 2 drives the inner gear ring 6 to rotate clockwise by means of the connecting rod 1 3, when the gear 1 4 is driven by the inner teeth of the inner gear ring 6, due to the gear 1 4 and the second gear 18 are fixed on the same rotating shaft. The second gear 18 can rotate synchronously with the first gear 4. When the second gear 18 and the gear one 4 rotate synchronously clockwise, it can be seen from FIG. move within.

Further, the contact assembly includes a concave plate 8 and a contact roller 7, the concave plate 8 is fixedly connected with one end of the straight tooth plate 10 located in a horizontal position, and the contact roller 7 is placed vertically and both ends are respectively connected to the inner side of the concave plate 8. The top and bottom of the wall form a rotating fit, a small motor 9 is installed on the top of one of the concave plates 8 , and the output shaft of the small motor 9 is fixedly connected with the contact roller 7 .

With the above structure: the small motor 9 is in the prior art, and the detailed working principle is not explained here, and the model can be selected according to the actual situation.

Further, the cylindrical table 5 is fixed with the top of the spur gear plate 10 at the bottom position, the top circular surface of the cylindrical table 5 is recessed inward to form a conical pit, and the outer side wall of the cylindrical table 5 facing the nozzle assembly 12 is provided with a fan-shaped gap, The inner side wall of the pit is provided with a plurality of ball grooves, and ball blocks are rotatably installed inside the ball grooves.

With the above structure, the setting of the fan-shaped notch is convenient for painting, and the paint can completely contact the spherical member; and the setting of the ball block is mainly in the form of rolling instead of sliding to reduce friction damage.

To summarize the above content, place the spherical steel member in the pit on the top of the cylindrical table 5, and the spherical steel member is in contact with the ball block. With the help of connecting rod one 3, the inner gear ring 6 rotates clockwise, the gear one 4 in the driven assembly is driven by the inner teeth of the internal gear ring 6, so that the gear one 4 rotates clockwise, and the gear one 4 and the gear two 18 are fixed at the same time. On a rotating shaft, the second gear 18 rotates synchronously with the first gear 4, and with reference to Fig. 2, the three spur-toothed plates 10 move inward synchronously until the contact roller 7 contacts the spherical steel member; the above process is also accompanied by the following process, with reference to Fig. 3 , Take the bottom connecting rod assembly as an example, the second fixing plate 17 moves inwardly with the straight tooth plate 10 synchronously, and the upper fixing rod 1 20 of the second fixing plate 17 drives one end of the third connecting rod 15 to rotate counterclockwise by means of the straight slot through opening, The other ends of the three connecting rods 15 simultaneously pull the second connecting rod 14 inward, and the three connecting rods 2 14 pull the placing frame 13 toward the spherical steel member. Referring to FIG. 4 , the piston rod 192 is pressed into the transmission assembly 19 . In the hydraulic cylinder 191, the hydraulic oil in the bottom area of the hydraulic cylinder 191 is pressed into the fixed cylinder 22, and the hydraulic oil in the external thread cylinder 33 is sucked into the hydraulic cylinder 191. When the hydraulic oil is pressed into the fixed cylinder 22, At this time, the hydraulic oil pushes out the moving column 26, the moving plate 25 moves synchronously with the moving column 26, and the two centrally symmetrical spur racks 31 move synchronously with the moving plate 25. It can be seen from Figs. 7 and 8 that the two gears 28 The rotation direction is opposite, the fan-shaped blocks 29 are close to each other, and the spraying range of the paint becomes smaller at this time; when the hydraulic oil in the external thread cylinder 33 is sucked into the hydraulic cylinder 191, the restrictor block 34 is pulled out, and the flow rate becomes larger at this time. , the spray pressure of the water pipe 21 is reduced to prevent the spray pressure from being too large, so that the spray paint cannot be spread out in a fan shape, and at the same time, the use amount of the spray paint is reduced, and waste is prevented.

The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. An automatic paint spraying device for the production of spherical steel components, comprising a bracket (1) and a placing rack (13), characterized in that: a vertically arranged circular ring frame (11) is fixed on the top of the bracket (1), An inner gear ring (6) is rotatably mounted on one side outer wall of the annular frame (11), the inner gear ring (6) and the annular frame (11) are coaxially arranged, and the bracket (1) and the inner gear are arranged coaxially. An electronically controlled telescopic assembly is arranged between the rings (6), a plurality of circular holes are opened on one side outer wall of the circular ring frame (11), and the interior of the circular holes is fitted with the internal gear ring (6). The driven assembly, the outer wall of one side of the ring frame (11) facing away from the inner gear ring (6) is installed with three push assemblies adapted to the driven assembly, and the three push assemblies are equidistant semicircles Ring distribution, one of the push assemblies is installed with a cylindrical table (5), the other two push assemblies are installed with contact assemblies, each of the push assemblies is installed with a connecting rod assembly, and three of the push assemblies are installed with contact assemblies. The connecting rod assemblies are fixedly matched with the placing frame (13), and the nozzle assembly (12) is installed on the side of the placing frame (13) facing the annular frame (11), which is located at the middle bottom position of the annular frame (11). A transmission assembly (19) is installed on the connecting rod assembly at The third connecting rod (15), the first fixing plate (16), the second fixing plate (17) and the first fixing rod (20) of the straight slot through port, the first fixing plate (16) and the one of the ring frame (11). The side and outer walls are fixed, the second fixing plate (17) is installed on the push assembly, one end of the second connecting rod (14) forms a rotational fit with one end of the third connecting rod (15), and the outer side of the third connecting rod (15) The wall forms a rotational fit with one end of the fixed plate one (16), and one end of the fixed plate two (17) is fixed with one end of the fixed rod one (20), and the fixed rod one (20) is slidably installed in the straight slot through opening On the inner wall of the connecting rod, the other end of the second connecting rod (14) is fixed with the placing frame (13). , a second fixed rod (195) and a piston rod (192) with a T-shaped cross section, the piston rod (192) is slidably installed on the inner side wall of the hydraulic cylinder (191), and the two sides of the hydraulic cylinder (191) The first through hole and the second through hole are respectively opened at the ends, the through hole 1 and the piston rod (192) are located at the same end, the fixing block 1 (193) fixes one end of the hydraulic cylinder (191), and the fixing block 1 ( 193) is located at the same end as the second through hole, the second fixing block (194) forms a rotating fit with the outer wall of one end of the fixing block 1 (193), and the outer wall of one end of the piston rod (192) is formed with the second fixing rod (195). Rotating fit, one end of the second fixing rod (195) is fixed on the second connecting rod (14), the bottom of the second fixing block (194) is fixed with the third connecting rod (15), and the nozzle assembly (12) includes Water pipe (21), fixed cylinder (22), liquid inlet cylinder (23), fixed plate three (24), moving plate (25), gear three (28), two sector blocks (29), two connecting rods (30), two straight A rack (31), a fan-shaped nozzle (32) and a moving column (26) with a T-shaped cross-section, the water pipe (21) runs through the placement rack (13), and the fan-shaped nozzle (32) is inserted into the water pipe ( 21), one end of the outer side walls of the two connecting rods (30) are respectively rotatably mounted on the outer walls of the fan-shaped nozzles (32) on both sides, the two connecting rods (30) are centrally symmetrical, and the fan-shaped blocks ( 29) It is slidably installed on the inner side wall of the fan-shaped nozzle (32), the two fan-shaped blocks (29) are respectively fixed to the two connecting rods (30), and the two three gears (28) are respectively fixed to the connecting rods ( 30) of the outer walls on both sides away from each other, the center point of the third gear (28) is located on the rotation center axis of the connecting rod (30), and the fixing plate three (24) is fixed on the outer side wall of the water pipe (21) , a plurality of guide columns (27) are fixed on one side outer wall of the fixed plate three (24), the guide columns (27) pass through the moving plate (25), and the two straight racks (31) One side of the outer wall of the plate (25) is symmetrical with the center, the two straight racks (31) are respectively meshed with the two gears (28), and the fixing cylinder (22) is fixed on the outer side of the water pipe (21). On the wall, the moving column (26) is slidably installed on the inner side wall of the fixed cylinder (22), and the liquid inlet cylinder (23) is inserted into the end of the fixed cylinder (22) away from the fan-shaped nozzle (32). The moving column (26) is fixedly connected with the moving plate (25), and the spray head assembly (12) further comprises an external thread cylinder (33), a restrictor block (34) and a diverter cylinder (35). The diverter cylinder (35) It is inserted into the outer side wall of the water pipe (21), the outer side wall of the shunt cylinder (35) is inserted with an installation cylinder, the external thread cylinder (33) is connected with the installation cylinder through threads, and the flow restricting block (34) It is slidably mounted on the inner wall of the externally threaded cylinder (33), and the externally threaded cylinder (33) is communicated with the first through hole through a hose. 2 . The automatic paint spraying device for the production of spherical steel components according to claim 1 , wherein the electronically controlled telescopic assembly comprises an electric telescopic rod (2) and a connecting rod one (3), the electric telescopic rod One end of (2) forms a rotational fit with the outer wall of one side of the bracket (1), and one end of the connecting rod (3) forms a rotational fit with the outer wall of the telescopic end side of the electric telescopic rod (2). The other end of (3) is fixed with the outer side wall of the inner gear ring (6). 3. The automatic paint spraying device for producing spherical steel components according to claim 1, wherein the driven component comprises a rotating shaft, a first gear (4) and a second gear (18), and the rotating shaft rotates Installed on the inner wall of the round hole, the first gear (4) and the second gear (18) are respectively fixed on both ends of the rotating shaft, the outer teeth of the first gear (4) and the inner gear of the inner gear ring (6). The teeth mesh. 4. The automatic paint spraying device for producing spherical steel components according to claim 3, characterized in that: the push assembly comprises a T-shaped guide rail and a spur-toothed plate (10), and the T-shaped guide rail is fixed on the ring frame On one side outer wall of (11), one end outer wall of the straight-toothed plate (10) is provided with a chute adapted to the T-shaped guide rail, and the straight-toothed plate (10) is slidably installed on the T-shaped guide rail through the chute. On the upper side, the spur gear plate (10) meshes with the second gear (18), and the fixing plate II (17) is fixed to one side outer wall of the spur gear plate (10). 5. An automatic painting device for producing spherical steel components according to claim 4, characterized in that: the contact assembly comprises a concave plate (8) and a contact roller (7), and the concave plate (8) It is fixedly connected with one end of the straight-toothed plate (10) located in the horizontal position, and the contact roller (7) is placed vertically and the two ends respectively form a rotating fit with the top and bottom of the inner side wall of the concave plate (8), wherein A small motor (9) is installed on the top of one of the concave plates (8), and the output shaft of the small motor (9) is fixedly connected with the contact roller (7). 6 . The automatic paint spraying device for producing spherical steel components according to claim 4 , wherein the cylindrical table ( 5 ) is fixed to the top of the spur plate ( 10 ) at the bottom position, and the The top circular surface of the cylindrical table (5) is recessed inward to form a conical pit, the outer side wall of the cylindrical table (5) facing the nozzle assembly (12) is provided with a fan-shaped gap, and the inner side wall of the pit is provided with a plurality of A ball groove, a ball block is rotatably installed inside the ball groove.

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